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/**
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* Copyright (C) 2017 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.termtree.e4.handler;
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import javax.inject.Named;
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import org.eclipse.e4.core.di.annotations.CanExecute;
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import org.eclipse.e4.core.di.annotations.Execute;
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import org.eclipse.e4.ui.di.UISynchronize;
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import org.eclipse.e4.ui.model.application.ui.basic.MPart;
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import org.eclipse.e4.ui.model.application.ui.menu.MHandledMenuItem;
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import org.eclipse.e4.ui.services.IServiceConstants;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.jface.viewers.SelectionChangedEvent;
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import org.eclipse.jface.viewers.StructuredSelection;
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import eu.etaxonomy.cdm.model.term.TermTree;
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import eu.etaxonomy.cdm.persistence.dto.TermTreeDto;
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import eu.etaxonomy.taxeditor.store.StoreUtil;
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import eu.etaxonomy.taxeditor.termtree.e4.ITermTreeEditor;
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import eu.etaxonomy.taxeditor.termtree.e4.TermTreeEditor;
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import eu.etaxonomy.taxeditor.termtree.e4.operation.CreateFeatureTreeOperation;
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/**
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* @author pplitzner
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* @since Jul 12, 2017
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*/
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public class CreateTermTreeHandler {
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@Execute
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public void execute(@Named(IServiceConstants.ACTIVE_PART)MPart thisPart, UISynchronize sync){
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ITermTreeEditor editor = (ITermTreeEditor) thisPart.getObject();
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if (StoreUtil.promptCheckIsDirty(editor)) {
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return;
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}
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Object[] expandedElements = ((TermTreeEditor)editor).getViewer().getExpandedElements();
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TermTree<?> newTree = TermTree.NewInstance(editor.getTermType());
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newTree.setAllowDuplicates(false);
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newTree.setFlat(false);
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newTree.setOrderRelevant(true);
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newTree.setTitleCache(String.format("_New %s tree", editor.getTermType().getLabel()), true);
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CreateFeatureTreeOperation operation = new CreateFeatureTreeOperation(newTree, editor, editor);
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TermTreeDto newDto = TermTreeDto.fromTree(newTree);
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editor.setDirty();
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// AbstractUtility.executeOperation(operation, sync);
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editor.addOperation(operation);
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((TermTreeEditor)editor).putTree(newDto);
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((TermTreeEditor)editor).getViewer().setInput(((TermTreeEditor)editor).getTrees());
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((TermTreeEditor)editor).getViewer().setExpandedElements(expandedElements);
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IStructuredSelection sel = new StructuredSelection(newDto);
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SelectionChangedEvent event = new SelectionChangedEvent(
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((TermTreeEditor)editor).getViewer(), sel);
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((TermTreeEditor)editor).selectionChanged(event);
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}
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@CanExecute
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public boolean canExecute(
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@Named(IServiceConstants.ACTIVE_PART)MPart thisPart,
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MHandledMenuItem menuItem) {
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boolean canExecute = false;
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canExecute = thisPart.getObject() instanceof ITermTreeEditor;
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menuItem.setVisible(canExecute);
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return canExecute;
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}
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}
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